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</div><hr /><div id="quickhash.examples" class="chapter">
 <h1>范例</h1>

 <div class="example" id="example-5028">
  <p><strong>Example #1 Quickhash Example</strong></p>
  <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$set&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">QuickHashIntSet</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">1024</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">QuickHashIntSet</span><span style="color: #007700">::</span><span style="color: #0000BB">CHECK_FOR_DUPES&nbsp;</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$set</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">add</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">1&nbsp;</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$set</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">add</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">3&nbsp;</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">$set</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">exists</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">3&nbsp;</span><span style="color: #007700">)&nbsp;);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">$set</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">exists</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">4&nbsp;</span><span style="color: #007700">)&nbsp;);<br /><br /></span><span style="color: #0000BB">$set</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">saveToFile</span><span style="color: #007700">(&nbsp;</span><span style="color: #DD0000">"/tmp/test-set.set"&nbsp;</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$newSet&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">QuickHashIntSet</span><span style="color: #007700">::</span><span style="color: #0000BB">loadFromFile</span><span style="color: #007700">(<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #DD0000">"/tmp/test-set.set"<br /></span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">$newSet</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">exists</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">3&nbsp;</span><span style="color: #007700">)&nbsp;);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">$newSet</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">exists</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">4&nbsp;</span><span style="color: #007700">)&nbsp;);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
  </div>

  <div class="example-contents"><p>以上例程的输出类似于：</p></div>
  <div class="example-contents screen">
<div class="cdata"><pre>
bool(true)
bool(false)
bool(true)
bool(false)
</pre></div>
  </div>
 </div>
 <div class="example" id="example-5029">
  <p><strong>Example #2 Quickhash ArrayAccess Example</strong></p>
  <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$hash&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">64&nbsp;</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Adding&nbsp;and&nbsp;updating&nbsp;hash&nbsp;entries.<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #0000BB">145926</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #0000BB">1415926</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #0000BB">72</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">//&nbsp;Checking&nbsp;if&nbsp;keys&nbsp;exist<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(&nbsp;isset(&nbsp;</span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">]&nbsp;)&nbsp;);<br /><br /></span><span style="color: #FF8000">//&nbsp;Removing&nbsp;hash&nbsp;entries<br /></span><span style="color: #007700">unset(&nbsp;</span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">]&nbsp;);<br /><br /></span><span style="color: #FF8000">//&nbsp;Retrieving&nbsp;the&nbsp;value&nbsp;stored&nbsp;for&nbsp;a&nbsp;hash<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">],&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
  </div>

  <div class="example-contents"><p>以上例程的输出类似于：</p></div>
  <div class="example-contents screen">
<div class="cdata"><pre>
bool(true)
1415926
</pre></div>
  </div>
 </div>
 <div class="example" id="example-5030">
  <p><strong>Example #3 Quickhash Iterator Example</strong></p>
  <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$hash&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">QuickHashIntHash</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">64&nbsp;</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Adding&nbsp;hash&nbsp;entries.<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #0000BB">145926</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #0000BB">1415926</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #0000BB">72</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">4</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #0000BB">712314</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">5</span><span style="color: #007700">]&nbsp;=&nbsp;-</span><span style="color: #0000BB">4234</span><span style="color: #007700">;<br /><br />foreach(&nbsp;</span><span style="color: #0000BB">$hash&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$key&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #0000BB">$value&nbsp;</span><span style="color: #007700">)<br />{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$key</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'&nbsp;=&gt;&nbsp;'</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$value</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
  </div>

  <div class="example-contents"><p>以上例程的输出类似于：</p></div>
  <div class="example-contents screen">
<div class="cdata"><pre>
5 =&gt; -4234
4 =&gt; 712314
1 =&gt; 145926
2 =&gt; 1415926
3 =&gt; 72
</pre></div>
  </div>
 </div>
 <div class="example" id="example-5031">
  <p><strong>Example #4 Quickhash String Values Example</strong></p>
  <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$hash&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">QuickHashIntStringHash</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">64&nbsp;</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Adding&nbsp;hash&nbsp;entries.<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #DD0000">"one&nbsp;million&nbsp;four&nbsp;hundred&nbsp;fifteen&nbsp;thousand&nbsp;nine&nbsp;hundred&nbsp;twenty&nbsp;six"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">add</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">2</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"one&nbsp;more"&nbsp;</span><span style="color: #007700">);<br /><br />foreach(&nbsp;</span><span style="color: #0000BB">$hash&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$key&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #0000BB">$value&nbsp;</span><span style="color: #007700">)<br />{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$key</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'&nbsp;=&gt;&nbsp;'</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$value</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
  </div>

  <div class="example-contents"><p>以上例程的输出类似于：</p></div>
  <div class="example-contents screen">
<div class="cdata"><pre>
1 =&gt; one million four hundred fifteen thousand nine hundred twenty six
2 =&gt; one more
</pre></div>
  </div>
 </div>
</div>
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